Easy Crockpot Chicken and Stuffing (Creamy Family Dinner)

Ingredients

• 2 lb (900 g) boneless skinless chicken breasts, 4 medium pieces
• 1 teaspoon kosher salt
• 1/2 teaspoon black pepper
• 1 teaspoon garlic powder
• 1/2 teaspoon onion powder
• 1 teaspoon poultry seasoning
• 1 (10.5 oz / 298 g) can condensed cream of chicken soup
• 3/4 cup (180 g) sour cream
• 3/4 cup (180 ml) low-sodium chicken broth, divided
• 1 (6 oz / 170 g) box herb seasoned stuffing mix
• 3 tablespoons (42 g) unsalted butter, melted
• 12 oz (340 g) frozen green beans or mixed vegetables
• 2 tablespoons chopped fresh parsley, optional